public class Q2 {
    public static void main(String[] args) {
        for (int i=2;i<=1000;i++){
            if(i==2){
                System.out.print(i+" ");
            }
            for(int j=2;j<=i;j++){
                if(i%j==0){
                    break;
                } else if (j == i - 1) {
                    System.out.print(i+" ");
                }
            }
        }
    }
}
